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Diffstat (limited to 'secure/lib/libcrypto/man/SSL_get_current_cipher.3')
| -rw-r--r-- | secure/lib/libcrypto/man/SSL_get_current_cipher.3 | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/secure/lib/libcrypto/man/SSL_get_current_cipher.3 b/secure/lib/libcrypto/man/SSL_get_current_cipher.3 new file mode 100644 index 000000000000..7351ca66f8a1 --- /dev/null +++ b/secure/lib/libcrypto/man/SSL_get_current_cipher.3 @@ -0,0 +1,196 @@ +.\" Automatically generated by Pod::Man 4.09 (Pod::Simple 3.35) +.\" +.\" Standard preamble: +.\" ======================================================================== +.de Sp \" Vertical space (when we can't use .PP) +.if t .sp .5v +.if n .sp +.. +.de Vb \" Begin verbatim text +.ft CW +.nf +.ne \\$1 +.. +.de Ve \" End verbatim text +.ft R +.fi +.. +.\" Set up some character translations and predefined strings. \*(-- will +.\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left +.\" double quote, and \*(R" will give a right double quote. \*(C+ will +.\" give a nicer C++. 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Always turn off hyphenation; it makes +.\" way too many mistakes in technical documents. +.if n .ad l +.nh +.SH "NAME" +SSL_get_current_cipher, SSL_get_cipher_name, SSL_get_cipher, SSL_get_cipher_bits, SSL_get_cipher_version, SSL_get_pending_cipher \- get SSL_CIPHER of a connection +.SH "SYNOPSIS" +.IX Header "SYNOPSIS" +.Vb 1 +\& #include <openssl/ssl.h> +\& +\& SSL_CIPHER *SSL_get_current_cipher(const SSL *ssl); +\& SSL_CIPHER *SSL_get_pending_cipher(const SSL *ssl); +\& +\& const char *SSL_get_cipher_name(const SSL *s); +\& const char *SSL_get_cipher(const SSL *s); +\& int SSL_get_cipher_bits(const SSL *s, int *np); +\& const char *SSL_get_cipher_version(const SSL *s); +.Ve +.SH "DESCRIPTION" +.IX Header "DESCRIPTION" +\&\fISSL_get_current_cipher()\fR returns a pointer to an \s-1SSL_CIPHER\s0 object containing +the description of the actually used cipher of a connection established with +the \fBssl\fR object. +See \fISSL_CIPHER_get_name\fR\|(3) for more details. +.PP +\&\fISSL_get_cipher_name()\fR obtains the +name of the currently used cipher. +\&\fISSL_get_cipher()\fR is identical to \fISSL_get_cipher_name()\fR. +\&\fISSL_get_cipher_bits()\fR is a +macro to obtain the number of secret/algorithm bits used and +\&\fISSL_get_cipher_version()\fR returns the protocol name. +.PP +\&\fISSL_get_pending_cipher()\fR returns a pointer to an \s-1SSL_CIPHER\s0 object containing +the description of the cipher (if any) that has been negotiated for future use +on the connection established with the \fBssl\fR object, but is not yet in use. +This may be the case during handshake processing, when control flow can be +returned to the application via any of several callback methods. The internal +sequencing of handshake processing and callback invocation is not guaranteed +to be stable from release to release, and at present only the callback set +by \fISSL_CTX_set_alpn_select_cb()\fR is guaranteed to have a non-NULL return value. +Other callbacks may be added to this list over time. +.SH "RETURN VALUES" +.IX Header "RETURN VALUES" +\&\fISSL_get_current_cipher()\fR returns the cipher actually used, or \s-1NULL\s0 if +no session has been established. +.PP +\&\fISSL_get_pending_cipher()\fR returns the cipher to be used at the next change +of cipher suite, or \s-1NULL\s0 if no such cipher is known. +.SH "NOTES" +.IX Header "NOTES" +SSL_get_cipher, SSL_get_cipher_bits, SSL_get_cipher_version, and +SSL_get_cipher_name are implemented as macros. +.SH "SEE ALSO" +.IX Header "SEE ALSO" +\&\fIssl\fR\|(7), \fISSL_CIPHER_get_name\fR\|(3) +.SH "COPYRIGHT" +.IX Header "COPYRIGHT" +Copyright 2000\-2018 The OpenSSL Project Authors. All Rights Reserved. +.PP +Licensed under the OpenSSL license (the \*(L"License\*(R"). You may not use +this file except in compliance with the License. You can obtain a copy +in the file \s-1LICENSE\s0 in the source distribution or at +<https://www.openssl.org/source/license.html>. |